V1 server error - Name unacceptable to hotel management

[Caustik]

Title says all...

I cannot seem to get the username to be accepted/validated. I am using my name (Adil) as my username.

 name=Adil
password=lolcats12
credits=1000
email=adil@xd.net
figure=sd=001/0&hr=001/255,255,255&hd=002/255,204,153&ey=001/0&fc=001/255,204,153&bd=001/255,204,153&lh=001/255,204,153&rh=001/255,204,153&ch=001/232,177,55&ls=001/232,177,55&rs=001/232,177,55&lg=001/119,159,187&sh=003/121,94,83
birthday=11.01.1991
phonenumber=+44
customdata=asdf
had_read_agreement=0
sex=m
country=UK
has_special_rights=0
badge_type=A

Would anyone know any workarounds for this (to stop it from giving me the error)?

I am using Blunk (if that helps).

[MentaL]